Triple

T2982996
Position Surface form Disambiguated ID Type / Status
Subject Ruhr E80553 entity
Predicate hasReservoir P1025 FINISHED
Object Harkortsee
Harkortsee is an artificial lake and recreational reservoir on the Ruhr River in North Rhine-Westphalia, Germany, popular for water sports and leisure activities.
E317106 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Harkortsee | Statement: [Ruhr, hasReservoir, Harkortsee]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Harkortsee
Context triple: [Ruhr, hasReservoir, Harkortsee]
  • A. Tyresö-Flaten Lake
    Tyresö-Flaten Lake is a natural lake in Tyresö Municipality, Sweden, known for its scenic surroundings and recreational opportunities such as swimming and outdoor activities.
  • B. Obersee
    Obersee is a small, picturesque alpine lake in Bavaria, Germany, known for its clear emerald waters and dramatic mountain surroundings near the Königssee.
  • C. Solina Lake
    Solina Lake is a large artificial reservoir in southeastern Poland, renowned for its scenic mountain setting, hydroelectric dam, and popularity as a tourist and water-sports destination.
  • D. Drevviken Lake
    Drevviken Lake is a large recreational lake in the Stockholm region of Sweden, known for its natural surroundings and opportunities for swimming, fishing, and outdoor activities.
  • E. Volkerak lake
    Volkerak lake is a Dutch freshwater lake in the Rhine–Meuse–Scheldt delta, created as part of the Delta Works water management system.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Harkortsee
Triple: [Ruhr, hasReservoir, Harkortsee]
Generated description
Harkortsee is an artificial lake and recreational reservoir on the Ruhr River in North Rhine-Westphalia, Germany, popular for water sports and leisure activities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Harkortsee
Target entity description: Harkortsee is an artificial lake and recreational reservoir on the Ruhr River in North Rhine-Westphalia, Germany, popular for water sports and leisure activities.
  • A. Tyresö-Flaten Lake
    Tyresö-Flaten Lake is a natural lake in Tyresö Municipality, Sweden, known for its scenic surroundings and recreational opportunities such as swimming and outdoor activities.
  • B. Obersee
    Obersee is a small, picturesque alpine lake in Bavaria, Germany, known for its clear emerald waters and dramatic mountain surroundings near the Königssee.
  • C. Solina Lake
    Solina Lake is a large artificial reservoir in southeastern Poland, renowned for its scenic mountain setting, hydroelectric dam, and popularity as a tourist and water-sports destination.
  • D. Drevviken Lake
    Drevviken Lake is a large recreational lake in the Stockholm region of Sweden, known for its natural surroundings and opportunities for swimming, fishing, and outdoor activities.
  • E. Volkerak lake
    Volkerak lake is a Dutch freshwater lake in the Rhine–Meuse–Scheldt delta, created as part of the Delta Works water management system.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ad8b15f6ac8190be5fd16a33edcb4f completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69ad99a1ed44819085ae6d39943db1d9 completed March 8, 2026, 3:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69b108f5e5c88190b9dd0a67cb159854 completed March 11, 2026, 6:17 a.m.
NEDg Description generation batch_69b10b3967ac81908390d684f2fb23b2 completed March 11, 2026, 6:27 a.m.
NED2 Entity disambiguation (via description) batch_69b10f312ec88190b632639acbd024dc completed March 11, 2026, 6:44 a.m.
Created at: March 8, 2026, 2:58 p.m.